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Grade FDSiCr Steel vs. C82700 Copper

Grade FDSiCr steel belongs to the iron alloys classification, while C82700 copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade FDSiCr steel and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 80
46
Tensile Strength: Ultimate (UTS), MPa 1930
1200

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Maximum Temperature: Mechanical, °C 410
300
Melting Completion (Liquidus), °C 1440
950
Melting Onset (Solidus), °C 1400
860
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 48
130
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
20
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
21

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 1.5
12
Embodied Energy, MJ/kg 20
180
Embodied Water, L/kg 48
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 69
38
Strength to Weight: Bending, points 44
29
Thermal Diffusivity, mm2/s 13
39
Thermal Shock Resistance, points 58
41

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.4 to 2.6
Carbon (C), % 0.5 to 0.6
0
Chromium (Cr), % 0.5 to 0.8
0 to 0.090
Copper (Cu), % 0 to 0.12
94.6 to 96.7
Iron (Fe), % 96.5 to 97.8
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.5 to 0.9
0
Nickel (Ni), % 0
1.0 to 1.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 1.2 to 1.6
0 to 0.15
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5